Collerina (postcode 2839) is a sparsely populated locality in New South Wales within the Brewarrina local government area. With a population of 10, the suburb has a mature demographic with a median age of 54. Households earn a median income of $13K per year, with an average household size of 2 people. Recent annual estimates show population movement staying broadly stable across the broader catchment, with population growth running at -0.4% year-on-year at the LGA level. NSW employment has moved +1.2% year-on-year in the official ABS Labour Force trend series, which provides the broader jobs backdrop for this suburb. NSW also had 35 Commonwealth-backed major projects under construction, 17 underway, and 67 in planning as at 2025-09-01, which is useful as a broader delivery backdrop rather than a suburb-specific project count. The top ancestries reported are English, Irish, Scottish.
The current median weekly rent is $220. The median monthly mortgage repayment is $9,999.
The crime rate in the Brewarrina LGA is low at 0 incidents per 100,000 population.
From an investment perspective, Population growth of -0.4% year-on-year points to declining demand fundamentals. Building approvals have changed +0% year-on-year, indicating steady development activity.